<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <title>Get the service with type</title>

 </head>
 <body><div class="manualnavbar" style="text-align: center;">
 <div class="prev" style="text-align: left; float: left;"><a href="function.gupnp-device-action-callback-set.html">gupnp_device_action_callback_set</a></div>
 <div class="next" style="text-align: right; float: right;"><a href="function.gupnp-device-info-get.html">gupnp_device_info_get</a></div>
 <div class="up"><a href="ref.gupnp.html">Gupnp 函数</a></div>
 <div class="home"><a href="index.html">PHP Manual</a></div>
</div><hr /><div id="function.gupnp-device-info-get-service" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">gupnp_device_info_get_service</h1>
  <p class="verinfo">(PECL gupnp &gt;= 0.1.0)</p><p class="refpurpose"><span class="refname">gupnp_device_info_get_service</span> &mdash; <span class="dc-title">Get the service with type</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.gupnp-device-info-get-service-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="type">resource</span> <span class="methodname"><strong>gupnp_device_info_get_service</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$root_device</code></span>
   , <span class="methodparam"><span class="type">string</span> <code class="parameter">$type</code></span>
   )</div>

  <p class="para rdfs-comment">
   Get the service with type or false if no such device was found.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.gupnp-device-info-get-service-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">root_device</code></em></dt>

     <dd>

      <p class="para">
       A root device identifier, returned by <span class="function"><a href="function.gupnp-root-device-new.html" class="function">gupnp_root_device_new()</a></span>.
      </p>
     </dd>

    
    
     <dt>
<em><code class="parameter">type</code></em></dt>

     <dd>

      <p class="para">
       The type of the service to be retrieved.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.gupnp-device-info-get-service-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   A service identifier.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.gupnp-device-info-get-service-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-4254">
    <p><strong>Example #1 Create new UPnP context and get device info service</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br /></span><span style="color: #FF8000">/*&nbsp;Create&nbsp;the&nbsp;UPnP&nbsp;context&nbsp;*/<br /></span><span style="color: #0000BB">$context&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gupnp_context_new</span><span style="color: #007700">();<br /><br />if&nbsp;(!</span><span style="color: #0000BB">$context</span><span style="color: #007700">)&nbsp;{<br />&nbsp;die(</span><span style="color: #DD0000">"Error&nbsp;creating&nbsp;the&nbsp;GUPnP&nbsp;context\n"</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">/*&nbsp;Create&nbsp;root&nbsp;device&nbsp;*/<br /></span><span style="color: #0000BB">$location&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">"/BinaryLight1.xml"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$dev&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gupnp_root_device_new</span><span style="color: #007700">(</span><span style="color: #0000BB">$context</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$location</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;Set&nbsp;root&nbsp;device&nbsp;is&nbsp;available&nbsp;*/<br /></span><span style="color: #0000BB">gupnp_root_device_set_available</span><span style="color: #007700">(</span><span style="color: #0000BB">$dev</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">true</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;Get&nbsp;the&nbsp;switch&nbsp;service&nbsp;from&nbsp;the&nbsp;root&nbsp;device&nbsp;*/<br /></span><span style="color: #0000BB">$service_type&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">"urn:schemas-upnp-org:service:SwitchPower:1"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$service&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gupnp_device_info_get_service</span><span style="color: #007700">(</span><span style="color: #0000BB">$dev</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$service_type</span><span style="color: #007700">);<br />if&nbsp;(!</span><span style="color: #0000BB">$service</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;die(</span><span style="color: #DD0000">"Cannot&nbsp;get&nbsp;SwitchPower1&nbsp;service\n"</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>
 </div>


</div><hr /><div class="manualnavbar" style="text-align: center;">
 <div class="prev" style="text-align: left; float: left;"><a href="function.gupnp-device-action-callback-set.html">gupnp_device_action_callback_set</a></div>
 <div class="next" style="text-align: right; float: right;"><a href="function.gupnp-device-info-get.html">gupnp_device_info_get</a></div>
 <div class="up"><a href="ref.gupnp.html">Gupnp 函数</a></div>
 <div class="home"><a href="index.html">PHP Manual</a></div>
</div></body></html>
